IB缩写的意思

CCTT RBV LDB AR D-Day MC ASN DSS IFLA sif TUC ADI OSHL BS ADC aar AA WMIC SLR NESRI CNKI Phil PMRC DIDMCA DJ HSUS PFMEA IAU boil AYH CRl ACTC CIP GMSS PRD CBE Demo AICARDES PRD ARU BP ONG PI PIR IAF AIC SRS FP naut CAS Z NHA SD ADS CMRS RH ACCAUD DCT AS vis